Sr Backend Developer

Sr Backend Developer required

Location: Karachi - Pakistan
Salary: 200k - 600k ( PKR )
Experience: 5 Years
Shift Timings: Morning Shift
Job Type: Full-Time


Description: Responsibilities

Design and develop scalable, robust, and secure backend systems and APIs

Write clean, efficient, and maintainable code using best practices and design patterns.

Collaborate with managers to determine blockchain technology needs and envisaged functionalities.

Work effectively with a high degree of autonomy, within a collaboratively minded team.

Developing ideas for new programs, products, or features by monitoring industry developments and trends.

Applying the latest blockchain techniques to protect digital transaction data against cyber attacks and information hacks.

Keep abreast of the nascent and rapidly evolving blockchain space, and introduce innovative tools and products

Collaborate with front-end engineers to deliver high-quality and responsive interfaces

Participate in code reviews and contribute to our back-end best practices and standards

Collaborating with the other developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience

Work with others to design and build our systems using blockchain and have strong expertise within smart contracts.

Qualifications

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field

5+ years of professional experience as a Backend Engineer, with a focus on web applications

Requirements

Strong proficiency with JavaScript, TypeScript and Rust/solidity

Knowledge of Node.js and frameworks available for it. Especially AWS microservices like AWS Lambda

Understanding of the nature of asynchronous programming and its quirks and workarounds

Experience with both relational and document-based databases

Understanding of accessibility and security compliance

Understanding of node based architecture and can work on scaling it

Integration experience of multiple data sources and databases into one system

Understanding of fundamental design principles behind a scalable application

Understanding of differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform.

Experience of user authentication and authorization between multiple systems, servers, and environments

Experience of implementing automated testing platforms and unit tests

Proficient with logging services like AWS

Familiarity with Cloud services of AWS such as Cognito , Lambda , Cloud Watch, SM ,SQS , SNS

Good to Have

Development experience of smart contracts to have a grip over readibility and writability of solidity

Knowledge of ipfs or other p2p distributed storage systems

Experience with web3 libraries, RPCs etc

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